US PATENT SUBCLASS 33 / 250
.~.~.~ Readily detachable (i.e., knockdown)

Current as of: June, 1999
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33 /   HD   GEOMETRICAL INSTRUMENTS

227  DF  STRAIGHT-LINE LIGHT RAY TYPE {20}
233  DF  .~ Gun sight {9}
245  DF  .~.~ Telescopic type {3}
250.~.~.~ Readily detachable (i.e., knockdown)

DEFINITION

Classification: 33/250

(under subclass 245) Device wherein the sight or its support may be readily installed on or removed from a gun barrel or stock without the necessity of removing bolts, screws, fasteners or the like or without the use of tools.

SEE OR SEARCH THIS CLASS, SUBCLASS:

245, for sight mounts.